Question

Difference between density and relative density class 9

Answer 1

Answer:

the difference between is

Answer 2

Answer:

Explanation:

i. Mass per unit volume of a substance is called density.

ii. Density = mass/volume

iii. SI unit of density is Kg/m3

CGS unit of density is g/cm3 i. The ratio between density of a substance and density of water is called relative density.

ii. Relative density = Density of the substance/density of water at 40C

iii. Units: Relative density has no units because it is the ratio between the similar physical quantities (density).